220111021020000 has 1440 divisors, whose sum is σ = 833093481749760. Its totient is φ = 50441771520000.

The previous prime is 220111021019927. The next prime is 220111021020043. The reversal of 220111021020000 is 20120111022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 168926339349 + ... + 168926340651.

It is an arithmetic number, because the mean of its divisors is an integer number (578537140104).

Almost surely, 2^{220111021020000} is an apocalyptic number.

220111021020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220111021020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416546740874880).

220111021020000 is an abundant number, since it is smaller than the sum of its proper divisors (612982460729760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220111021020000 is a wasteful number, since it uses less digits than its factorization.

220111021020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094 (or 2052 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220111021020000 its reverse (20120111022), we get a palindrome (220131141131022).

The spelling of 220111021020000 in words is "two hundred twenty trillion, one hundred eleven billion, twenty-one million, twenty thousand".